Author
- Antonius Ferro1
- Antonius Gryphius1
- Antonius Verherent1
- Antonius de Carlenis1
- Antonius de Vecelli1
- Antonius of Vercelli1
- António Nunes Ribeiro Sanches1
- António Vieira1
- António das Chagas1
- Anubhūtisvarūpācārya2
- Anvari5
- Apadeva6
- Apostolic Camera1
- Appayya Dikshita8
- Archduke Ernest of Austria1
- Aristotle36
- Arjāsp Umīdī al-Ṭihrānī1
- Arles1
- Armenian Catholic Church3
- Arnaldus de Villa Nova5